*{
    margin: 0;
    padding: 0;
}
nav{
    width: 100%;
    height:100%;
    background: url("../img/img-1.jpg");
    background-size: cover;
    background-position: 50% 50%
}
.nav-inner h2{
    text-align: center;
    padding-top: 262px;
    color:#fff;
    font-size: 65px;
}
.nav-inner p{
    font-size: 34px;
}
.nav-inner{
    background: rgba(27, 31, 43, 0.64);
    color:#fff;
    text-align: center;
    padding-bottom: 262px;
}
.clearfix:before,
.clearfix:after{
    content:"";
    display:block;
    clear:both;
}
header{
    background: #262b37;
}
header ul{
    list-style: none;
    margin: 0 auto;
}
header li{
    float: left;
    padding: 26px 25px 26px 25px;
}
header ul :hover{
    background: #1b1f29;
}
header a{
    color: #c3c8d6;
}
header a:hover{
    color: #fff;
    text-decoration: none;
}
.main-1{
    background: #00bdbd;
}
.main-1 h1,.main-1 p{
    text-align: center;
    color:#fff;
}
.main-1 h1{
    padding-top: 89px;
}
.main-1 p{
    font-size: 16px;
}
.main-1 .col-md-8{
    padding-bottom: 200px;
    color:#fff;
}
.main-2 h1,.main-4 h1{
    color:#ff675f;
    text-align: center;
    padding-top: 88px;
}
.main-2 p,.main-4 p{
    text-align: center;
    font-size: 14px;
}
.main-2{
    background: #eeeeee;
}
.main-2 .col-md-4{
   text-align: center;
    padding-top: 40px;
    padding-bottom: 70px;
}
.main-3{
    background: #2bb3dd;
}
.main-3 h1{
    text-align: center;
    padding-top: 88px;
    color:#fff;
}
.main-3 p{
    color:#fff;
    text-align: center;
    font-size: 14px;
}
.main-3 .col-md-3 img{
    width: 270px;
    height: 280px;
}
.main-3-1{
    padding-top: 40px;
}
.main-3-2,.main-3-3{
    padding-top: 20px;
}
.main-3-3{
    padding-bottom: 60px;
}
.one li{
    list-style: none;
    padding: 10px;
    cursor: pointer;
    display: inline-block;
    color:#fff;
    border: 1px solid #fff;
}
.main-3 .container{
    text-align: center;
}
.one .active{
    color:#fff;
    border: 1px solid #fff;
    background: rgba(27, 31, 43, 0.64);
}
.one-1{
    border: 1px solid #fff;
    margin-left: 20px;
}
.two>div{
    display: none;
}
.two>div.active{
    display: block;
}
.tu{
    width: 140px;
    height: 140px;
    background: #ff675f;
    border-radius: 50%;
    text-align: center;
    padding: 54px 0 40px 0;
    color:#fff;
    font-size: 18px;
}
.main-4 p{
    color:#84868d;
    font-size: 14px;
}
.main-4 .col-md-10{
    background: #f3f3f3;
}
.main-4-1 .container{
    padding-bottom: 60px;
}
.main-4 .col-md-10 h5{
    padding-top: 10px;
}
.main-5{
    background: #eeeeee;
    text-align: center;
    padding-top: 80px;
    padding-bottom: 80px;
}
.main-5 h1{
    color:#ff675f;
}
.main-5 p{
    font-size: 14px;
}
.xian{
    width: 100%;
    height: 5px;
    background: url("../img/img-16.png");
}
footer{
    background: #474d5d;
}
footer h4{
    color:#fff;
}
footer p{
    font-size: 18px;
    color:#93959c;
    padding-top: 20px;
}
footer p:hover{
    color:#fff;
}
footer img{
    padding-right: 10px;
}
footer .container{
    padding-top: 80px;
    padding-bottom: 80px;
}



@media (max-width: 600px){
    header li{
        padding: 5px 5px 5px 5px;
    }
    .main-1 .col-md-8{
        padding-bottom: 0;
    }
    .main-1 .col-md-4{
        text-align: center;
        padding-bottom: 60px;
    }
    .main-3 .col-md-3{
        text-align: center;
    }
    .main-3 .col-md-3 img{
        padding-bottom: 20px;
    }
    .main-4 .col-md-10{
        margin-top: 40px;
    }
    .tu{
        margin: 0 auto;
    }
    footer button{
        margin-left: 0;
    }
    footer h4{
        padding-top: 40px;
    }
    footer .container{
        padding-top: 0;
    }
}